Arctic

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NEW YORK - The elusive snowy owl, rarely seen outside the Arctic, is turning up more frequently in the skies of North America than it does in the pages of a Harry Potter book, data from the National Audubon Society suggested on Wednesday.

- An Arctic air mass over the Great Plains gripped much of the country in below-normal temperatures on Tuesday and ushered in winter storm warnings from the Rockies to the Southwest, with snow forecast even in Las Vegas, before the New Year's holiday.

CALGARY, Alberta - Chevron Corp is putting a plan to drill for oil in the Beaufort Sea in Canada's Arctic on hold indefinitely because of what it called "economic uncertainty in the industry" as oil prices fall. | Video

CALGARY, Alberta - Chevron Corp is putting a plan to drill for oil in the Beaufort Sea in Canada's Arctic on hold indefinitely because of what it called "economic uncertainty in the industry" as oil prices fall.

WASHINGTON - Measuring the thickness of Antarctic sea ice, an important gauge of environmental conditions in this remote polar region in a time of global climate change, has proven to be a tricky task. But an underwater robot is providing a nice solution. | Video

WASHINGTON - Measuring the thickness of Antarctic sea ice, an important gauge of environmental conditions in this remote polar region in a time of global climate change, has proven to be a tricky task. But an underwater robot is providing a nice solution.

- An arctic blast began to dump heavy snow in parts of the northern Rockies, Plains and the Great Lakes regions on Monday and meteorologists said temperatures are expected to plummet throughout the United States.

Nov 10 - An arctic blast began to dump heavy snow
in parts of the northern Rockies, Plains and the Great Lakes
regions on Monday and meteorologists said temperatures are
expected to plummet throughout the United States.

SANAA - The leader of Yemen's Houthis urged his militia on Sunday to fight on against Yemen's Gulf Arab-backed government, dismissing its recapture of Aden last month as a 'limited' achievement made possible by Ramadan.